St. Louis vs Lafayette, Indiana Climate
75%matchSt. Louis and Lafayette are a 75% climate match. Compared with St. Louis, Lafayette has 4°F (2°C) colder winter nights, more humid air and 4°F (2°C) cooler summer days.
St. Louis gets 41 in (1031 mm) of rain a year and Lafayette 37 in (937 mm). July is the warmest month in both, with highs of 90°F (32°C) in St. Louis and 86°F (30°C) in Lafayette.
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
St. LouisLafayettesolid = high, dashed = low
Rain (in per month)
St. LouisLafayette
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| St. Louis | Lafayette | St. Louis | Lafayette | St. Louis | Lafayette | |
| Jan | 41°F(5°C) | 35°F(2°C) | 23°F(-5°C) | 19°F(-7°C) | 2.3 in(58 mm) | 2.1 in(54 mm) |
| Feb | 46°F(8°C) | 40°F(4°C) | 27°F(-3°C) | 22°F(-6°C) | 2.3 in(58 mm) | 1.8 in(46 mm) |
| Mar | 57°F(14°C) | 51°F(10°C) | 36°F(2°C) | 31°F(0°C) | 3.4 in(86 mm) | 2.7 in(68 mm) |
| Apr | 69°F(21°C) | 63°F(17°C) | 46°F(8°C) | 41°F(5°C) | 3.9 in(99 mm) | 3.9 in(98 mm) |
| May | 79°F(26°C) | 74°F(24°C) | 57°F(14°C) | 52°F(11°C) | 4.7 in(120 mm) | 3.9 in(99 mm) |
| Jun | 87°F(31°C) | 83°F(29°C) | 67°F(19°C) | 61°F(16°C) | 4.0 in(101 mm) | 4.5 in(114 mm) |
| Jul | 90°F(32°C) | 86°F(30°C) | 70°F(21°C) | 65°F(18°C) | 4.1 in(103 mm) | 3.5 in(88 mm) |
| Aug | 89°F(32°C) | 85°F(29°C) | 68°F(20°C) | 63°F(17°C) | 3.3 in(83 mm) | 3.6 in(92 mm) |
| Sep | 83°F(28°C) | 79°F(26°C) | 59°F(15°C) | 55°F(13°C) | 3.7 in(93 mm) | 2.7 in(69 mm) |
| Oct | 71°F(22°C) | 66°F(19°C) | 47°F(9°C) | 44°F(7°C) | 2.9 in(74 mm) | 2.8 in(71 mm) |
| Nov | 56°F(14°C) | 52°F(11°C) | 36°F(2°C) | 33°F(1°C) | 3.4 in(86 mm) | 2.8 in(70 mm) |
| Dec | 45°F(7°C) | 40°F(4°C) | 28°F(-2°C) | 24°F(-4°C) | 2.8 in(70 mm) | 2.7 in(68 mm) |
1991–2020 averages, by calendar month.